APA (7th ed.) Citation

Silva, A., Sharples, P., & Johnson, M. I. (1000). Studies comparing surrogate measures for head posture in individuals with and without neck pain.

Chicago Style (17th ed.) Citation

Silva, A., P. Sharples, and M. I. Johnson. Studies Comparing Surrogate Measures for Head Posture in Individuals with and Without Neck Pain. 1000.

MLA (8th ed.) Citation

Silva, A., et al. Studies Comparing Surrogate Measures for Head Posture in Individuals with and Without Neck Pain. 1000.